OOIR: Observatory of International Research

Papers

(The H4-Index of Nano Letters is 92. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Franckeite as an Exfoliable Naturally Occurring Topological Insulator	242
Unconventional Thermal Rectification in Assemblies of Supertetrahedral T₃-Type Sn₄In₆Se₂₀ Clusters	221
Subwavelength Localized All-Optical Helicity-Independent Magnetic Switching Using Plasmonic Gold Nanostructures	209
Enhancing Li Deposition Behavior through Valence Gradient-Assisted Iron Layer	208
Correction to “Twist-Dependent Semiconductor-to-Metal Transition in Epitaxial Bilayer α-Antimonene”	205
Interlayer Coherent Dipole–Dipole Coupling Facilitates Charge Transfer in Multilayer Transition Metal Dichalcogenide Heterostructures	204
STORM Super-Resolution Visualization of Self-Assembled γPFD Chaperone Ultrastructures in Methanocaldococcus jannaschii	202
Ultraviolet Chiral Lasing in In-Plane Photonic Crystal via Quasi-Bound State in the Continuum	188
Real-Space Observation of Unidirectional Charge Density Wave and Complex Structural Modulation in the Pnictide Superconductor Ba_1–xSr_xNi₂As₂	188
Scannable Dual-Focus Metalens with Hybrid Phase	183
Field-Free Spin–Orbit Torque Switching in Janus Chromium Dichalcogenides	182
Ultrafast Nanoscopy of High-Density Exciton Phases in WSe₂	165
Origin of the Rich Polymorphism of Gold in Penta-Twinned Nanoparticles	161
Evidence of Temperature-Dependent Interplay between Spin and Orbital Moment in van der Waals Ferromagnet VI₃	160
Active Mode Switching in Plasmonic Microlasers by Spatial Control of Optical Gain	159
High-Endurance Magneto-Electronic Switchable Molecular Electronic Crystal	155
Wireless Photoactivated Targeted Nanosystem for Oncotherapy Via Synergistic Effects of Hyperthermia/Redox Stress Amplification/GSK-3β Activity Inhibition	154
Plasmonic–Magnetic Active Nanorheology for Intracellular Viscosity	152
Extraordinary Magnetic Response of an Anisotropic 2D Antiferromagnet via Site Dilution	151
Electron Optics and Valley Hall Effect of Undulated Graphene	149
Second-Order Photoinduced Reflectivity for Retrieval of the Dynamics in Plasmonic Nanostructures	149
n- to p-Type Conductivity Transition of Lu₃N@C₈₀ Due to Anisotropic Deformation of Fullerene and Pyramidalization of Endohedral Clusters	146
Nematically Templated Vortex Lattices in Superconducting FeSe	146
Highly Indistinguishable Single Photons from Droplet-Etched GaAs Quantum Dots Integrated in Single-Mode Waveguides and Beamsplitters	146
Shot Noise in a Metal Close to the Mott Transition	143

Dichotomous Temperature Response in the Electronic Structure of Epitaxially Grown Altermagnet MnTe	141
High Accuracy Ultrafast Spatiotemporal Pump–Probe Measurement of Electrical Thermal Transport in Thin Film Gold	141
Heterostrain-Induced Zeeman-like Splitting in h-BN-Encapsulated Bilayer WSe₂	141
Extended Strange Metal Phase in Electron-Doped La_2–xCe_xCuO₄	140
Large-Scale Ultrafast Strain Engineering of CVD-Grown Two-Dimensional Materials on Strain Self-Limited Deformable Nanostructures toward Enhanced Field-Effect Transistors	139
Stable Lithium Anodes Enabled by the Hardening and High Li⁺ Flux Interlayer	134
Single-Shot Three-Dimensional Orientation Imaging of Nanorods Using Spin to Orbital Angular Momentum Conversion	134
Graphene Whisperitronics: Transducing Whispering Gallery Modes into Electronic Transport	128
Layered Bio-Inorganic MXene Membranes: A Green Approach for Uranium Extraction from Seawater Using Genetically Modified E. coli	128
Magnetization Vector Rotation Reservoir Computing Operated by Redox Mechanism	127
Enhanced Bulk and Interfacial Conductivity in All-Solid-State Lithium Metal Batteries via Garnet Surface Phosphorylation	126
Inducing Cancer Cell Killing Using DNA Nanostructure-Mediated Superclustering of Death Receptors	125
Correction to “Electronic Structure of Few-Layer Black Phosphorus from μ-ARPES”	125
Permanent Dipole Moment in a Quantum-Confined Two-Dimensional Metal Revealed by Electric Double Layer Gating	124
Nanoconfinement Release Toughens Polymer-Grafted Nanoparticle Assemblies through Better Interdigitation and Entanglements	121
Enhanced Direct Exchange Interaction and Hybridization by Single-Atom Linkers for High Curie Temperature and Superior Visible-Light Harvesting in Cr₃(CN₃)₂	121
Extraordinary Thermal Stability and Sinter Resistance of Sub-2 nm Platinum Nanoparticles Anchored to a Carbon Support by Selenium	121
Dynamic X-ray Coherent Diffraction Analysis: Bridging the Time Scales between Imaging and Photon Correlation Spectroscopy	120
Viscoelastic Response in Hydrous Polymers: The Role of Hydrogen Bonds and Microstructure	119
Breaking Rotational Symmetry in Supertwisted WS₂ Spirals via Moiré Magnification of Intrinsic Heterostrain	118
Omnibearing Interpretation of External Ions Passivated Ion Migration in Mixed Halide Perovskites	118
Layer Resolved Cr Oxidation State Modulation in Epitaxial SrFe_0.67Cr_0.33O_3−δ Thin Films	116
Twin Boundary Superstructures Assembled by Periodic Segregation of Solute Atoms	116
Monodisperse Sub-100 nm Au Nanoshells for Low-Fluence Deep-Tissue Photoacoustic Imaging	116
Revealing Atomistic Ion Migration Pathways of Orientation-Dependent Long-Range Cu⁺ Ion Migration in β-Cu₂Se	115
Mechanical Tester Driven by Surface Tension	115
High Aspect Ratio Polymer Nanocarriers for Gene Delivery and Expression in Plants	115
Methods of Preparing Nanoscale Vitreous Ice Needles for High-Resolution Cryogenic Characterization	114
Emergent Magnetism with Continuous Control in the Ultrahigh-Conductivity Layered Oxide PdCoO₂	114
Dispersion Mapping in 3-Dimensional Core–Shell Photonic Crystal Lattices Capable of Negative Refraction in the Mid-Infrared	113
Inhalable Gene Therapy and the Lung Surfactant Problem	110
Ultrafast GHz-Range Swept-Tuned Spectrum Analyzer with 20 ns Temporal Resolution Based on a Spin-Torque Nano-Oscillator with a Uniformly Magnetized “Free” Layer	110
Thermal Stability of Au Rhombic Dodecahedral Nanocrystals Can Be Greatly Enhanced by Coating Their Surface with an Ultrathin Shell of Pt	109
Organic Synaptic Transistors Based on a Semiconductor Heterojunction for Artificial Visual and Neuromorphic Functions	108
Deciphering the Effect of Defect Dipoles on the Polarization and Electrostrain Behavior in Perovskite Ferroelectrics	108
Dimensional and Doping Engineering of Chiral Perovskites with Enhanced Spin Selectivity for Green Emissive Spin Light-Emitting Diodes	107
Semiconducting Transition Metal Dichalcogenide Heteronanotubes with Controlled Outer-Wall Structures	107
Aperiodic Bragg Reflectors for Tunable High-Purity Structural Color Based on Phase Change Material	106
Ruddlesden–Popper Perovskite Nanocrystals as Interface Modification Layer for Efficient Perovskite Solar Cells	105
Thermal Properties of Polymer Hole-Transport Layers Influence the Efficiency Roll-off and Stability of Perovskite Light-Emitting Diodes	105
Observation of Enantiomeric Switching of Individual Plasmonic Metamolecules	104
Synergistic Modulation of Multisite Electronic States via Erbium Doping and NiCoP Hybridization for Enhanced Anion Exchange Membrane Water Splitting	103
Deciphering the Entropy-Driven Host–Guest Interactions within Single Covalent Organic Frameworks for Trapping of ¹³¹I^–	103
Mechanically Robust Triboelectric Aerogels Enabled by Dense Bridging of MXene	102
Single-Atom Control of Single-Molecule van der Waals Junctions with Semimetallic Transition Metal Dichalcogenide Electrodes	102
Direct Imaging of Band Structure for Powdered Rhombohedral Boron Monosulfide by Microfocused ARPES	101
Resonant Tunneling between Quantized Subbands in van der Waals Double Quantum Well Structure Based on Few-Layer WSe₂	101
Transient, Implantable, Ultrathin Biofuel Cells Enabled by Laser-Induced Graphene and Gold Nanoparticles Composite	99
Thermal Characterization of Ultrathin MgO Tunnel Barriers	97
Directly Observing the Evolution of Flexoelectricity at the Tip of Nanocracks	97

Suppressed Magnitude of Spectral Diffusion in Cube-Shaped CdSe/CdS Core/Shell Nanocrystals with Exceedingly Stable Photoluminescence	97
Reconfigurable Ag/HfO₂/NiO/Pt Memristors with Stable Synchronous Synaptic and Neuronal Functions for Renewable Homogeneous Neuromorphic Computing System	97
An Mn²⁺ Cross-Linked Gel Electrolyte Enables Reversible Quasi-Solid-State Manganese Metal Batteries	97
Dependence of Exciton Spin Dynamics on Quantum Confinement Dimensionality in CsPbBr₃ Nanocrystals	97
Impact of Junction Length on Supercurrent Resilience against Magnetic Field in InSb-Al Nanowire Josephson Junctions	96
Ultralow-Loss Substrate for Nanophotonic Dark-Field Microscopy	96
Nanoscopic Assessment of Anti-SARS-CoV-2 Spike Neutralizing Antibody Using High-Speed AFM	95
New Avenues for Capturing Mineralization Events at Biomaterial Interfaces with Liquid-Transmission Electron Microscopy	95
Nonvolatile n-Type Doping and Metallic State in Multilayer-MoS₂ Induced by Hydrogenation Using Ionic-Liquid Gating	95
Live Streaming of a Single Cell’s Life over a Local pH-Monitoring Nanowire Waveguide	95
Enhancing the Interfacial Stability of Thin Solid Polymer Electrolyte with Fluorinated Covalent Organic Framework Nanosheets	94
Delicate Ferromagnetism in MnBi₆Te₁₀	94
Microscopic Temperature Control Reveals Cooperative Regulation of Actin–Myosin Interaction by Drebrin E	93
Magnetic-Field-Induced Spin Transition in Single-Atom Catalysts for Nitrate Electrolysis to Ammonia	93
Continuous Strain Regulation of Palladium–Gold at the Atomic Level	92
Dye-to-Er³⁺ Direct Energy Transfer for Enhancing Up- and Down-conversion Luminescence in Sub-10 nm NaErF₄	92
Evidence for Local Spots of Viscous Electron Flow in Graphene at Moderate Mobility	92
Tunable Electrical Resistivity in Single-Phase VO₂ Nanowires Induced by Oxygen Vacancies under Electron Beam Irradiation	92